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Article #1017

Re: 287 on a 386 machine

#1017
From: Michael Schuster
Date: Wed, 09 Jan 1991 17:06
17 lines
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In article <1991Jan9.004654.21586@research.canon.oz.au> graeme@research.canon.oz.au (Graeme Wong See) writes:
>
>I was recently in a computer store where I saw a brochure for a 386
>motherboard (can't remember if it was a DX or SX motherboard) from Taiwan.
>In the specs under coprocessors it says that it can take either a 
>287 or a 387 maths coprocessor. Is this at all possible with either a DX or SX?

Early 386 chips supported the 80287 since at the time there was no 80387.
I believe 80287 support was dropped as of the D-step of the 80386, which
was about mid 1988. Taiwan, Inc. seems not to care, and goes on happily
producing (and advertising) boards with sockets than nobody can use.


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Message-ID: <1991Jan9.170613.13951@panix.uucp>
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References: <1991Jan9.004654.21586@research.canon.oz.au>

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From: schuster@panix.uucp (Michael Schuster)
Newsgroups: comp.sys.intel
Subject: Re: 287 on a 386 machine
Message-ID: <1991Jan9.170613.13951@panix.uucp>
Date: 9 Jan 91 17:06:13 GMT
References: <1991Jan9.004654.21586@research.canon.oz.au>
Organization: PANIX - Public Access Unix Systems of NY
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